CAEN, FRANCE

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		52.2		41.5		41.9		46.2		49.1		55		60.1		64.2		64.4		60.1		54.3		47.1		42.3

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		59		46.4		47.5		52.7		56.5		62.8		68.2		72.7		73		68.2		61		52.7		46.9

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		45.3		36.7		36.3		39.6		41.5		47.3		51.8		55.6		55.8		52		47.7		41.5		37.4

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		102		61		69.4		75.9		79.5		86.7		93.4		97.9		102		92.3		84		67.8		63

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		-3.3		-3.3		2.3		18.7		21.7		30.6		33.8		40.5		39.2		35.2		25.3		19.8		12.2

Average Number of Days Above 65F/18C

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		97		---		---		1		2		7		14		25		27		17		5		---		---

Average Number of Days Below 32F/0C

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		36		8		10		5		2		---		---		---		---		---		---		4		7

Average Precipitation

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		25.6		2.2		1.8		1.7		1.7		2		1.9		2		2		2.3		2.7		2.8		2.5

Most Precipitation Reported in a Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in		3.7		1.2		1.5		1.1		0.9		1.2		3.7		3.4		2		1.7		3.2		2.3		1.6

Average Number of Days With Thunderstorms

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		10		---		---		---		1		2		2		2		1		1		1		---		---

Most Rain Reported in a Month

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		38.3		7		5.5		4.8		4.9		5		7.1		7		6.2		6.2		8		8		5.8

Least Recorded Rainfall

Years on Record: 113

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
in.		14.5		0.3		---		0.1		0.1		0.2		---		---		---		0.1		0.3		0.1		0.2

Average Morning Relative Humidity

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		91		88		89		90		90		92		93		93		94		94		92		90		88

Average Evening Relative Humidity

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
%		71		79		74		71		68		69		70		66		63		67		73		77		81

Average Dew Point

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
F		45		36		36		39		41		47		52		56		56		53		48		42		38

Heating Degree Days

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5032		759.5		678		620		525		341		195		62		62		165		372		555		697.5

Growing Degree Days

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1563		---		---		---		---		124		255		403		403		285		93		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.9		9.4		10.8		12.5		14.3		16		16.9		16.4		14.9		13.1		11.3		9.7		8.9

Average Monthly Sunshine

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		140.9		69.6		84.3		125.6		167.3		193.7		213.5		207.1		204.4		167.2		117.8		79.4		61.4

Average Number of Days With Fog

Years on Record: 20

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		146		11		14		12		11		13		13		11		14		12		12		11		12

Highest Reported Monthly Sunshine

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		290.2		108.1		145.5		188.8		280.5		275.6		276.9		290.2		278.6		215.2		157		111.3		101.5

Average Wind Speed

Years on Record: 19

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mph		12		14		14		14		12		11		11		11		10		11		11		13		13

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3		0.9		1.6		2.6		3.9		4.9		5.3		5.2		4.6		3.2		1.9		1.1		0.8

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.6		0.6		0.9		1.5		2.1		2.5		2.7		2.6		2.2		1.7		1.1		0.7		0.5

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3.2		1.5		2.3		3.1		4		4.5		4.6		4.6		4.6		3.7		2.6		1.8		1.3

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.9		1.3		2		2.5		3.3		4.1		4.3		4.4		4.3		3.2		2.3		1.5		1.1

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		3		0.9		1.6		2.6		3.9		4.9		5.3		5.2		4.6		3.2		1.9		1.1		0.8

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.7		0.7		1.2		1.7		2.1		2.5		2.7		2.6		2.3		1.8		1.2		0.9		0.6

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.1		2		3.4		4.1		5.4		5.8		5.3		5.5		5.3		4.7		3.2		2.5		1.7

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		4.1		1.9		3.2		3.7		5.5		6.5		5.8		6.2		5.5		4.5		3		2.2		1.6

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.4		0.7		1.2		2.3		3		3.7		4.2		4.4		3.8		2.5		1.4		0.9		0.6

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.5		0.5		0.8		1.5		2		2.4		2.6		2.5		2.2		1.5		0.9		0.6		0.4

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		2.5		1		1.7		2.6		3		3.4		3.7		3.9		3.7		2.7		1.8		1.4		0.9

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
kWh/m2		1.8		0.8		1.3		1.8		1.9		2.3		2.6		3		2.8		2		1.4		1.1		0.7